 .btn {
    display: inline-block;
    height: 32px;
    padding: 0 12px;
    color: #333;
    line-height: 30px;
    text-align: center;
    vertical-align: middle;
    -ms-touch-action: manipulation;
    touch-action: manipulation;
    cursor: pointer;
    -webkit-user-select: none;
    -ms-user-select: none;
    user-select: none;
    border: 1px solid transparent;
    border-radius: 4px;
    background-color: #e6e6e6;
    transition: color .15s ease-out,background-color .15s ease-out;
    }
